Natural Rainbow Obsidian Polished Flowers.

Purchase is for 1 piece. You will receive exactly what is pictured.

Obsidian is produced when lava cools very quickly. The lava cools so quickly that no crystals can form. Inclusions of magnetite nanoparticles yield the unique blue, green, purple or bronze colors associated with Rainbow Obsidian.

The iridescent, rainbow-like sheen is caused by inclusions of magnetite nanoparticles creating a thin-film interference. Rainbow Obsidian comes from Mexico contains oriented Nani rods of hedenbergite.